Don't re-announce services.
Don't re-announce services.

It is up to the browser to send a query before the TTL of a service is down to 0.
See '5.2.  Continuous Multicast DNS Querying' in rfc6762.

winkapp/node-mdns-js,LinusU/node-mdns-js,mrose17/node-mdns-js,mdns-js/node-mdns-js,kmpm/node-mdns-js,simphax/node-mdns-js,guerrerocarlos/node-mdns-js